OBD Active Exhaust Pro is an advanced all-in-one automotive app for drivers and car enthusiasts. It combines OBD2 diagnostics, Live Data, ECU diagnostics, DTC fault codes, Active Exhaust, AI assistance, media tools and useful vehicle functions in one application. Connect a compatible Bluetooth ELM327 OBD2 adapter to access vehicle information, monitor engine parameters in real time, read supported diagnostic trouble codes and better understand the condition of your car. OBD2 Diagnostics Use your phone as a practical OBD2 scanner and car diagnostic tool. Read and clear supported DTC fault codes, check ECU information, monitor Check Engine related data and view supported vehicle sensors. Live Data OBD2 Live Data monitor directly from your vehicle. View real-time engine RPM, coolant temperature, voltage, pressure and other supported vehicle parameters. Active Exhaust PRO The Active Exhaust module synchronizes engine sound effects with real engine RPM received from OBD2. Different sound profiles react dynamically to vehicle data for a more immersive driving experience. AI Master – AI Mechanic The built-in AI mechanic assistant helps explain DTC codes, diagnostic information, vehicle symptoms and possible causes of faults. AI assistance is intended as an informational tool and does not replace professional vehicle inspection or repair. Drive Recorder Record journeys, save recordings, manage recorded files and use your device camera as a practical driving recorder. Media Play and manage local music and video files with the built-in multimedia player. Stream Use additional multimedia and connectivity functions, including supported screen and audio streaming options. Vehicle Notebook Save service notes, repair history, diagnostic notes, maintenance information and other important vehicle records. Voice Recorder Quickly record voice notes and audio memos while working on your vehicle or during everyday use. SOS & First Aid Get fast access to emergency-related information and basic first-aid guidance. Shift Calendar Organize rotating shifts, duty schedules and work days with the built-in shift calendar. Premium Interface The app features a modern automotive-inspired design with clear navigation, high-contrast controls, 3D-style graphics and smooth animations. Requirements Android 8.0 or newer, Bluetooth and a compatible Bluetooth ELM327 adapter for OBD2 diagnostic functions. Some modules do not require an OBD2 adapter. Free Trial & Optional Unlocks Download the app and explore its features during the trial period. After the trial, you can permanently unlock individual modules or the complete application with one-time purchases. No subscription. Important Information Vehicle compatibility and available OBD2 Live Data, ECU parameters and diagnostic functions depend on the vehicle manufacturer, model, ECU, communication protocol and connected ELM327 adapter. OBD Active Exhaust Pro is continuously developed with new features, improvements and compatibility updates. One app for OBD2 diagnostics, Live Data, Active Exhaust, AI mechanic, multimedia and useful automotive tools.